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PO34—Diarylide Orange

Pigment Type

organic, disazo

Chemical Name

n/a

Chemical Formula

n/a

Properties

Diarylide Orange is a bright, reddish orange.

Permanence

n/a

Toxicity

n/a

History

Diarylide Orange has been widely used in printing inks, plastics, emulsions, coatings,  and textile printing.

Alternate Names

Diacetanil Orange, Acosil Orange, Helio Orange, Sunbrite Orange

PR112—Naphthol Red

Pigment Type

monoazo

Chemical Name

n/a

Chemical Formula

C₂₄H₁₆Cl₂N₃O₂

Properties

This Naphthol Red is a bright deep red with bluish undertones. It has an average drying time.

Permanence

This Naphthol Red has fair to good lightfastness, not because of its masstone, but because it fades in tints. Not suitable for exterior use.

Toxicity

Naphthol Reds are not considered toxic.

History

Unknown.

Alternate Names

Naphthal, Naphthol Bordeaux, Naphthol Carbamide, Naphthol Carmine, Permanent Carmine, Permanent Red.